<!DOCTYPE html>
<html>
  <head>
    <title>Simple Animation</title>
    <script src='OSC.js'></script>
    <style>
      #box {
        position  :absolute;
        background:orange;
        border    :1px solid red;
      }
    </style>
  </head>
  <body>
     <div id='box'></div>
     
     <script>
       SIZE = LEFT = 0

       setInterval(animate, 30)

       function animate()
       {
         SIZE += 10
         LEFT += 3

         if (SIZE == 200) SIZE = 0
         if (LEFT == 600) LEFT = 0

         S('box').width  = SIZE + 'px'
         S('box').height = SIZE + 'px'
         S('box').left   = LEFT + 'px'
       }
     </script>
  </body>
</html>